06-21-2016, 07:56 PM
(06-21-2016, 04:45 PM)GtwoK Wrote: ...unless they build a second bridge, move them temporarily, then build a 3rd bridge in place of the 1st and move them back, destroying the second bridge. Seems expensive.
They sometimes do exactly this! I've seen it several times in my travels over the years. It's usually a steel latticework structure.